sin (z. + za) g.= = [cos (z, – z)] (/Zn + z,) + z.) h.== tan i. 2= csc (za - za)

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter7: Real And Complex Numbers
Section7.3: De Moivre’s Theorem And Roots Of Complex Numbers
Problem 8E
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2. For the following complex numbers; perform the indicated operations. Expressresults in rectangular
form correct to 3 decimal places.
Za = -2 – 5i
Zz = 2.15 e4.18i
ze = 1.75 (cos165° +i sin165°)
z, =1+3i
Zf = 0.953 (cos324° +i sin324°)
Zg = 2.32 /75°
Za = 0.745/-36°
Zh = 1.18 eti
Transcribed Image Text:2. For the following complex numbers; perform the indicated operations. Expressresults in rectangular form correct to 3 decimal places. Za = -2 – 5i Zz = 2.15 e4.18i ze = 1.75 (cos165° +i sin165°) z, =1+3i Zf = 0.953 (cos324° +i sin324°) Zg = 2.32 /75° Za = 0.745/-36° Zh = 1.18 eti
sin (z. + za)
g. == [cos (z, – z,)
h. == tan (/Zn + z,)
i. z= csc ( za - za)
Transcribed Image Text:sin (z. + za) g. == [cos (z, – z,) h. == tan (/Zn + z,) i. z= csc ( za - za)
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